Zobrazeno 1 - 10
of 179
pro vyhledávání: '"power beaming"'
Autor:
Anthony E. Baros, Brad W. Hoff, Kenneth M. Armijo, Charles E. Andraka, Paul Pelletier, Ender Savrun, Ian M. Rittersdorf, Joseph W. Schumer, Zane W. Cohick, Samuel C. Schaub
Publikováno v:
IEEE Journal of Microwaves, Vol 4, Iss 4, Pp 946-953 (2024)
Key technologies and system components for a power beaming concept, based on a high-power mm-wave transmitter and thermomechanical conversion of the beamed energy to electrical power at the receiving station, are described. Outdoor testing was perfor
Externí odkaz:
https://doaj.org/article/a607050c817f4af890b5f3ea12927f35
Autor:
Peter H. Siegel
Publikováno v:
IEEE Journal of Microwaves, Vol 4, Iss 4, Pp 779-790 (2024)
IEEE Journal of Microwaves is extremely pleased to host this special topic, which was inspired by our editorial series article, “Making Waves: Microwaves in Climate Change,” released in July 2023. The papers included in this special issue cover a
Externí odkaz:
https://doaj.org/article/908a9fe34b9f422580e9a8dab9577cc9
Autor:
Simon Fafard, Denis Masson
Publikováno v:
Photonics, Vol 11, Iss 2, p 130 (2024)
Recent developments in long wavelength and cryogenic laser power converters have unlocked record performances in both areas. Here, devices for an optical input at ~1470 nm are studied for cryogenic applications, combining these cryogenic and long-wav
Externí odkaz:
https://doaj.org/article/06c06d91222343d09bc12a2b336ebd1f
Akademický článek
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Autor:
Simon Fafard, Denis Masson
Publikováno v:
Photonics, Vol 10, Iss 11, p 1243 (2023)
Photovoltaic multijunction power-converting III–V semiconductor devices generate electrical power from the optical energy of laser beams. They exhibit conversion efficiencies reaching values greater than 60% and 50% for the GaAs and the InP materia
Externí odkaz:
https://doaj.org/article/d5b82b50d411406b941fb7a6d5defc79
Autor:
Christopher T. Rodenbeck, Brian B. Tierney, James Park, Mark G. Parent, Christopher B. DePuma, Chandler J. Bauder, Thomas J. Pizzillo, Paul I. Jaffe, Brian H. Simakauskas, Trevor Mayhan
Publikováno v:
IEEE Journal of Microwaves, Vol 2, Iss 1, Pp 28-43 (2022)
This paper establishes the practicality of terrestrial microwave power beaming at distances >1 km. To beam microwave power along the surface of the earth, it is necessary to consider and, where possible, exploit the effects of microwave propagation a
Externí odkaz:
https://doaj.org/article/f0813111dd4646c0940de476f832d12b
Autor:
Simon Fafard, Denis Masson
Publikováno v:
Photonics, Vol 10, Iss 8, p 940 (2023)
Stable and reliable optical power converting devices are obtained using vertical multi-junction laser power converters. They are based on the GaAs and the InP material systems and are used for power-over-fiber or power-beaming applications. This stud
Externí odkaz:
https://doaj.org/article/67eec8d8ecb64d8eaaed7a82d81f74e6
Autor:
Christopher T. Rodenbeck, Paul I. Jaffe, Bernd H. Strassner II, Paul E. Hausgen, James O. McSpadden, Hooman Kazemi, Naoki Shinohara, Brian B. Tierney, Christopher B. DePuma, Amanda P. Self
Publikováno v:
IEEE Journal of Microwaves, Vol 1, Iss 1, Pp 229-259 (2021)
Power beaming is the efficient point-to-point transfer of electrical energy across free space by a directive electromagnetic beam. This paper clarifies the basic principles of power beaming in simple terms, and proposes a benchmarking methodology for
Externí odkaz:
https://doaj.org/article/95862f4f68504542b0937c5d184cb2c4
Akademický článek
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Autor:
Simon Fafard, Denis P. Masson
Publikováno v:
Photonics, Vol 9, Iss 8, p 579 (2022)
High-efficiency multijunction laser power converters are demonstrated for low temperature applications with an optical input at 808 nm. The photovoltaic power converting III-V semiconductor devices are designed with GaAs absorbing layers, here with 5
Externí odkaz:
https://doaj.org/article/becf6f17035048259b534c27ef2bbbe6